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simplify external special remote implementation

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This commit is contained in:
Joey Hess 2014-12-11 17:44:27 -04:00
parent f41ce65ef4
commit 8a17bcb0be
1 changed files with 4 additions and 0 deletions
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4
Remote/External.hs
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@ -435,6 +435,10 @@ checkurl external url =
handleRequest external (CHECKURL url) Nothing $ \req -> case req of handleRequest external (CHECKURL url) Nothing $ \req -> case req of
CHECKURL_CONTENTS sz f -> Just $ return $ UrlContents sz CHECKURL_CONTENTS sz f -> Just $ return $ UrlContents sz
(if null f then Nothing else Just f) (if null f then Nothing else Just f)
-- Treat a single item multi response specially to
-- simplify the external remote implementation.
CHECKURL_MULTI ((_, sz, f):[]) ->
Just $ return $ UrlContents sz (Just f)
CHECKURL_MULTI l -> Just $ return $ UrlMulti l CHECKURL_MULTI l -> Just $ return $ UrlMulti l
CHECKURL_FAILURE errmsg -> Just $ error errmsg CHECKURL_FAILURE errmsg -> Just $ error errmsg
UNSUPPORTED_REQUEST -> error "CHECKURL not implemented by external special remote" UNSUPPORTED_REQUEST -> error "CHECKURL not implemented by external special remote"